List of operators
- adjacent in order entered
Finds phrases such as "computer systems.
- near in order entered
# can be any suitable number
- adjacent in either order
Finds "search example" and "example search"
- near in either order
Finds "cat .... dog" and "dog .... cat"
- within same field
Both terms must be in the same field in either order
- within same descriptor pair (heading-subheading)